9 oz Cloudy (includes slow flow/ #2 / 2 holes nipple) and bottle cap
Clinical studies show that the AVENT Bottle significantly reduces colic and fussing. Fussing is especially reduced at night.
Two piece anti-colic system allows air into the bottle instead of baby's tummy - The two piece anti-colic system consists of the AVENT Teat and adapter ring. As baby feeds, the unique skirt on the AVENT Teat flexes to allow air into the bottle instead of baby's tummy. As with breastfeeding, baby controls the milk flow..